Unamortized Regulatory Commission Expense: MT elec over 36 mo ending 7/25; MT gas over 36 mo ending 10/28; ND elec over 36 mo ending 9/25; ND gas over 36 mo ending 11/27; SD elec over 60 mo ending 8/29; SD gas over 60 mo ending 8/29; WY gas over 48